2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer as
10 * the first lines of this file unmodified.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 * $FreeBSD: src/sys/dev/fb/fbreg.h,v 1.6 1999/12/29 04:35:36 peter Exp $
27 * $DragonFly: src/sys/dev/video/fb/fbreg.h,v 1.10 2007/08/15 19:31:11 swildner Exp $
30 #ifndef _DEV_FB_FBREG_H_
31 #define _DEV_FB_FBREG_H_
35 #define V_MAX_ADAPTERS 8 /* XXX */
38 #if defined(__i386__) || defined(__amd64__)
39 #define bcopy_io(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
40 #define bcopy_toio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
41 #define bcopy_fromio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
42 #define bzero_io(d, c) bzero((void *)(d), (c))
43 #define fill_io(p, d, c) fill((p), (void *)(d), (c))
44 #define fillw_io(p, d, c) fillw((p), (void *)(d), (c))
45 void generic_bcopy(const void *s
, void *d
, size_t c
);
47 #define bcopy_io(s, d, c) memcpy_io((d), (s), (c))
48 #define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c))
49 #define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c))
50 #define bzero_io(d, c) memset_io((d), 0, (c))
51 #define fill_io(p, d, c) memset_io((d), (p), (c))
52 #define fillw(p, d, c) memsetw((d), (p), (c))
53 #define fillw_io(p, d, c) memsetw_io((d), (p), (c))
54 #endif /* !__i386__ */
56 /* video function table */
57 typedef int vi_probe_t(int unit
, video_adapter_t
**adpp
, void *arg
, int flags
);
58 typedef int vi_init_t(int unit
, video_adapter_t
*adp
, int flags
);
59 typedef int vi_get_info_t(video_adapter_t
*adp
, int mode
, video_info_t
*info
);
60 typedef int vi_query_mode_t(video_adapter_t
*adp
, video_info_t
*info
);
61 typedef int vi_set_mode_t(video_adapter_t
*adp
, int mode
);
62 typedef int vi_save_font_t(video_adapter_t
*adp
, int page
, int size
,
63 u_char
*data
, int c
, int count
);
64 typedef int vi_load_font_t(video_adapter_t
*adp
, int page
, int size
,
65 u_char
*data
, int c
, int count
);
66 typedef int vi_show_font_t(video_adapter_t
*adp
, int page
);
67 typedef int vi_save_palette_t(video_adapter_t
*adp
, u_char
*palette
);
68 typedef int vi_load_palette_t(video_adapter_t
*adp
, const u_char
*palette
);
69 typedef int vi_set_border_t(video_adapter_t
*adp
, int border
);
70 typedef int vi_save_state_t(video_adapter_t
*adp
, void *p
, size_t size
);
71 typedef int vi_load_state_t(video_adapter_t
*adp
, void *p
);
72 typedef int vi_set_win_org_t(video_adapter_t
*adp
, off_t offset
);
73 typedef int vi_read_hw_cursor_t(video_adapter_t
*adp
, int *col
, int *row
);
74 typedef int vi_set_hw_cursor_t(video_adapter_t
*adp
, int col
, int row
);
75 typedef int vi_set_hw_cursor_shape_t(video_adapter_t
*adp
, int base
,
76 int height
, int celsize
, int blink
);
77 typedef int vi_blank_display_t(video_adapter_t
*adp
, int mode
);
78 #define V_DISPLAY_ON 0
79 #define V_DISPLAY_STAND_BY (1<<0)
80 #define V_DISPLAY_SUSPEND (1<<1)
81 #define V_DISPLAY_OFF (1<<2)
82 typedef int vi_mmap_t(video_adapter_t
*adp
, vm_offset_t offset
, int prot
);
83 typedef int vi_ioctl_t(video_adapter_t
*adp
, u_long cmd
, caddr_t data
);
84 typedef int vi_clear_t(video_adapter_t
*adp
);
85 typedef int vi_fill_rect_t(video_adapter_t
*adp
, int val
, int x
, int y
,
87 typedef int vi_bitblt_t(video_adapter_t
*adp
,...);
88 typedef int vi_diag_t(video_adapter_t
*adp
, int level
);
90 typedef struct video_switch
{
93 vi_get_info_t
*get_info
;
94 vi_query_mode_t
*query_mode
;
95 vi_set_mode_t
*set_mode
;
96 vi_save_font_t
*save_font
;
97 vi_load_font_t
*load_font
;
98 vi_show_font_t
*show_font
;
99 vi_save_palette_t
*save_palette
;
100 vi_load_palette_t
*load_palette
;
101 vi_set_border_t
*set_border
;
102 vi_save_state_t
*save_state
;
103 vi_load_state_t
*load_state
;
104 vi_set_win_org_t
*set_win_org
;
105 vi_read_hw_cursor_t
*read_hw_cursor
;
106 vi_set_hw_cursor_t
*set_hw_cursor
;
107 vi_set_hw_cursor_shape_t
*set_hw_cursor_shape
;
108 vi_blank_display_t
*blank_display
;
112 vi_fill_rect_t
*fill_rect
;
114 int (*reserved1
)(void);
115 int (*reserved2
)(void);
119 #define save_palette(adp, pal) \
120 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal))
121 #define load_palette(adp, pal) \
122 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal))
123 #define get_mode_info(adp, mode, buf) \
124 (*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf))
125 #define set_video_mode(adp, mode) \
126 (*vidsw[(adp)->va_index]->set_mode)((adp), (mode))
127 #if 0 /* XXX conflicts with syscons' set_border() */
128 #define set_border(adp, border) \
129 (*vidsw[(adp)->va_index]->set_border)((adp), (border))
131 #define set_origin(adp, o) \
132 (*vidsw[(adp)->va_index]->set_win_org)(adp, o)
134 /* XXX - add more macros */
137 typedef struct video_driver
{
139 video_switch_t
*vidsw
;
140 int (*configure
)(int); /* backdoor for the console driver */
143 #define VIDEO_DRIVER(name, sw, config) \
144 static struct video_driver name##_driver = { \
147 DATA_SET(videodriver_set, name##_driver);
149 /* global variables */
150 extern struct video_switch
**vidsw
;
152 /* functions for the video card driver */
153 int vid_register(video_adapter_t
*adp
);
154 int vid_unregister(video_adapter_t
*adp
);
155 video_switch_t
*vid_get_switch(char *name
);
156 void vid_init_struct(video_adapter_t
*adp
, char *name
, int type
,
159 /* functions for the video card client */
160 int vid_allocate(char *driver
, int unit
, void *id
);
161 int vid_release(video_adapter_t
*adp
, void *id
);
162 int vid_find_adapter(char *driver
, int unit
);
163 video_adapter_t
*vid_get_adapter(int index
);
165 /* a backdoor for the console driver to tickle the video driver XXX */
166 int vid_configure(int flags
);
167 #define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */
169 #ifdef FB_INSTALL_CDEV
171 /* virtual frame buffer driver functions */
172 int fb_attach(cdev_t dev
, video_adapter_t
*adp
);
173 int fb_detach(cdev_t dev
, video_adapter_t
*adp
);
175 /* generic frame buffer cdev driver functions */
177 typedef struct genfb_softc
{
178 int gfb_flags
; /* flag/status bits */
179 #define FB_OPEN (1 << 0)
182 int genfbopen(genfb_softc_t
*sc
, video_adapter_t
*adp
,
183 int flag
, int mode
, struct ucred
*cred
);
184 int genfbclose(genfb_softc_t
*sc
, video_adapter_t
*adp
,
186 int genfbread(genfb_softc_t
*sc
, video_adapter_t
*adp
,
187 struct uio
*uio
, int flag
);
188 int genfbwrite(genfb_softc_t
*sc
, video_adapter_t
*adp
,
189 struct uio
*uio
, int flag
);
190 int genfbioctl(genfb_softc_t
*sc
, video_adapter_t
*adp
,
191 u_long cmd
, caddr_t arg
, int flag
,
193 int genfbmmap(genfb_softc_t
*sc
, video_adapter_t
*adp
,
194 vm_offset_t offset
, int prot
);
196 #endif /* FB_INSTALL_CDEV */
198 /* generic low-level driver functions */
200 void fb_dump_adp_info(char *driver
, video_adapter_t
*adp
, int level
);
201 void fb_dump_mode_info(char *driver
, video_adapter_t
*adp
,
202 video_info_t
*info
, int level
);
203 int fb_type(int adp_type
);
204 int fb_commonioctl(video_adapter_t
*adp
, u_long cmd
, caddr_t arg
);
208 #endif /* !_DEV_FB_FBREG_H_ */